function showData
    
    %% load tof data
    fileNr = 4;
    load(['gestureData\data',num2str(fileNr),'.mat']);

    %% show images
    close all
    startFrame = 1;
    for i = startFrame : size(D,1)
        imD = reshape(D(i,:),144,176);
        imI = reshape(A(i,:),144,176);
        imC = reshape(C(i,:),144,176);
        subplot(1,3,1);
        imshow(imD,[]);
        subplot(1,3,2);
        imshow(imI,[]);
        title(num2str(i))
        subplot(1,3,3);
        imshow(imC,[]);
        colormap('jet');
        drawnow
        
    end
end